bust on someone
v. phr.— «The dock area is closed to cars from midnight to 6 a.m., but according to 17-year-old Kim Stolz of North Woodmere, the police “bust on us” even before midnight.» —“Sitting on the Dock on the Bay; A summertime generation gap” by Jay R. Begun Newsday (Long Island, New York) June 22, 1988. (source: Double-Tongued Dictionary)